having user thread update listViewItem.BackColor
-
Hello all, I try to have user thread to perform update on the window form list view item back color. However, I can see the new item was added each time. However, the back color just not changed until I move the window around. May I noe what code I had missing out? Thank you very much! delegate void OnGUIDelegate(int msgID, object param1, object param2); public void OnGUI(int msgID, object param1, object param2) { // Make sure we're on the right thread if(listView1.InvokeRequired == false) { switch(msgID) { case GUIMessage.MSG_ERR: if(param1 is string) { string strDate = DateTime.Now.ToLongTimeString(); string[] s = {strDate, (string)param1}; ListViewItem listViewItem = new ListViewItem(s); listViewItem.StateImageIndex = 2; listViewItem.BackColor = Color.FromArgb(255, 224, 192); listView1.Items.Add(listViewItem); isSave = false; } break; case GUIMessage.MSG_INFO: if(param1 is string) { string strDate = DateTime.Now.ToLongTimeString(); string[] s = {strDate, (string)param1}; ListViewItem listViewItem = new ListViewItem(s); listViewItem.StateImageIndex = 0; listViewItem.BackColor = Color.FromArgb(192, 255, 192); listView1.Items.Add(listViewItem); isSave =